<template>
    <div class="row">
        <div v-show="dataObj.users.length" class="card" v-for="user in dataObj.users" :key="user.id">
            <a :href="user.html_url" target="_blank">
                <img :src="user.avatar_url" style='width: 100px'/>
            </a>
            <p class="card-text">{{ user.login }}</p>
        </div>

        <h1 v-show="dataObj.isFirst">欢迎使用！</h1>

        <h1 v-show="dataObj.isLoading">加载中......</h1>

        <h1 v-show="dataObj.errMsg">{{ dataObj.errMsg }}</h1>
    </div>
</template>

<script>
export default {
    name: "List",
    data() {
        return {
            dataObj: {
                isFirst: true,
                isLoading: false,
                errMsg: '',
                users: []
            }
        }
    },
    mounted() {
        this.$bus.$on('search', (data) => {
            this.dataObj = {...this.dataObj,...data} // 通过字面量合并属性，保证不破坏原有的数据
        })
    }
}
</script>

<style scoped>
.album {
    min-height: 50rem; /* Can be removed; just added for demo purposes */
    padding-top: 3rem;
    padding-bottom: 3rem;
    background-color: #f7f7f7;
}

.card {
    float: left;
    width: 33.333%;
    padding: .75rem;
    margin-bottom: 2rem;
    border: 1px solid #efefef;
    text-align: center;
}

.card > img {
    margin-bottom: .75rem;
    border-radius: 100px;
}

.card-text {
    font-size: 85%;
}
</style>